Home / 124,686,000.70-187,029,001.05-51,878,583.70

Finding the Fourth Proportional to 124,686,000.70, 187,029,001.05 and 51,878,583.70

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Solution

The fourth proportional to 124,686,000.70, 187,029,001.05 and 51,878,583.70 is: 77,817,875.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,686,000.70 : 187,029,001.05 = 51,878,583.70 : x
  2. Step 2: Convert to fraction form
    124,686,000.70/187,029,001.05 = 51,878,583.70/x
  3. Step 3: Cross multiply
    124,686,000.70x = 187,029,001.05 × 51,878,583.70
  4. Step 4: Simplify right side
    124,686,000.70x = 9,702,799,685,299,814
  5. Step 5: Solve for x
    x = 9,702,799,685,299,814/124,686,000.70
  6. Step 6: Final answer
    x = 77,817,875.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.